* {
    margin: 0;
    padding: 0;
    font-family:'Microsoft YaHei';
}
a {
	color: inherit;
	text-decoration:none;
}
#topbar{
	min-width: 1200px;
	position: absolute;
	top:0;
	width: 100%;
	height: 50px;
	color:aliceblue;
	background-color:rgba(59,59,59,0.98);
}
#user-model{
	position: fixed;
	top:0px;
	width:500px;
	height:50px;
	float: right;
	font-size: 27px;
	text-align: center;
	line-height: 50px;
	list-style:none;
	position: absolute;
	right: 0;
	z-index: 999;
	cursor:pointer;
}
#user-model-unlogin {
	font-size: 25px;
}
#user-model-login{
	font-size: 25px;
}
#user-model-login:hover{
	color: rgba(0, 255, 170, 0.877);
}
.user-pic{
	margin-top: 5px;
	height:40px;
	width: 40px;
	float: right;
	background-color: aqua;
	border-radius: 40px;
}
.itm{
	width:100%;
	color:aliceblue;
	font-size: 27px;
	display: block;
	text-align: center;
	line-height: 50px;
	list-style:none;
}
.itm-son{
	width:150px;
	float:left;
	text-align:center;
	cursor:pointer;
}
.itm-son:hover {
	color:rgba(0, 255, 170, 0.877);
}
.itm-son-r {
	height: 50px;
	margin-left: 20px;
	margin-right: 20px;
	float: right;
	text-align: center;
	color: aliceblue;
}
.itm-son-r:hover{
	color: rgba(0, 255, 170, 0.877);
}
.itm-son-m{
	width:10px;
	height:50px;
	float: right;
}
#topbar-ar{
	font-size: 30px;
	width:100%;
	height:60px;
}
#bottom-bar{
	width: 100%;
	height:20px;
	background-color: rgba(22,22,22,0.85);
	position: fixed;
	bottom:0;
	color:aliceblue;
	text-align: center;
	min-width: 1280px;
}
.errorimg-f{
	width:100%;
	text-align: center;
	min-width: 1280px;
}
.errorimg{
	height: 300px;
	display: inline;
	margin-top: 200px;
	margin-left: auto;
	margin-right: auto;
}
